Question : The temperature of a liquid is 32^oF. What is its temperature on the Celsius scale?

Option 1: 32^oC

Option 2: 0^oC

Option 3: 100^oC

Option 4: 212^oC

Question : 0 K is equivalent to

Option 1: 273^oC

Option 2: -273^oC

Option 3: 0^oC

Option 4: 100^oC

Question : Which blood group is universal acceptor ?

Option 1: O⁺

Option 2: O^-

Option 3: AB^-

Option 4: AB⁺

Question : Pasteurisation of milk means--

Option 1: Heating of milk to above 72⁰C

Option 2: Heating of milk to above 62⁰C

Option 3: Cooling of milk to about 62⁰C

Option 4: Cooling of milk to about 10⁰C

Question : On a cold day when the room temperature is 15^o C, the metallic cap of a pen becomes much colder than its plastic body, though both are the same temperature of 15^o C, because:

Option 1: metals have higher thermal capacity than plastics

Option 2: plastics have a lower density than metals

Option 3: metals are good conductors of heat

Option 4: plastic have a higher thermal conductivity than metals